diff --git a/cps-ncmp-service/src/main/resources/model/subscription.yang b/cps-ncmp-service/src/main/resources/model/subscription.yang
index e332a28..7096c18 100644
--- a/cps-ncmp-service/src/main/resources/model/subscription.yang
+++ b/cps-ncmp-service/src/main/resources/model/subscription.yang
@@ -41,6 +41,10 @@
                     leaf status {
                       type string;
                     }
+
+                    leaf details {
+                        type string;
+                    }
                 }
 
                 leaf datastore {